diff --git a/nixos/modules/system/boot/stage-1-init.sh b/nixos/modules/system/boot/stage-1-init.sh
index 5af644279e5..e8d276920a8 100644
--- a/nixos/modules/system/boot/stage-1-init.sh
+++ b/nixos/modules/system/boot/stage-1-init.sh
@@ -317,7 +317,7 @@ mountFS() {
 
 
 # Try to find and mount the root device.
-mkdir /mnt-root
+mkdir -p $targetRoot
 
 exec 3< @fsInfo@